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2015 Porsche 911 Carrera Cabriolet
Limited data: few reports on file, read the verdict loosely
Too few owner complaints are on file to affirm this car. Treat it as unproven, not endorsed, and lean hard on a professional pre-purchase inspection.
8 owner complaints · 0 recalls · data verified July 14, 2026 · source: NHTSA
What the record shows so far
Only 8 owner complaints on file for this exact model year, too few to judge long-term reliability. Treat this as unproven, not endorsed, and lean on a professional inspection.
The math, shown
Full methodology →Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
How it crashes
NHTSA’s own crash tests, separate from the reliability score above.
NHTSA crash-tested this model year but didn’t publish an overall star rating for it.
Source: nhtsa.gov/ratings. Star ratings compare vehicles within the same class and size, not across every car on the road.
The road ahead
What breaks on a 2015 Porsche 911 Carrera Cabriolet, plotted where owners report it happening.
Electrical system
50%4 complaints · 1 in the last 2 years
“THE PCM UNIT WHICH CONTROLS THE CARS COMPUTERS KEEPS SHUTTING ON AND OFF SAYING DO NOT DRIVE. GET SERVICE ….. THIS HAS HAPPENED ON MANY CARS AND THERE WAS A CLASS ACTI…”
Engine
38%3 complaints · 1 in the last 2 years
“THE PCM UNIT WHICH CONTROLS THE CARS COMPUTERS KEEPS SHUTTING ON AND OFF SAYING DO NOT DRIVE. GET SERVICE ….. THIS HAS HAPPENED ON MANY CARS AND THERE WAS A CLASS ACTI…”
Speed control
13%1 complaints · 1 in the last 2 years
“THE PCM UNIT WHICH CONTROLS THE CARS COMPUTERS KEEPS SHUTTING ON AND OFF SAYING DO NOT DRIVE. GET SERVICE ….. THIS HAS HAPPENED ON MANY CARS AND THERE WAS A CLASS ACTI…”
Brakes
13%1 complaints
“This car has popular aftermarket Spiegler brake lines on it, braided stainless lines, these are the brakes and lines: https://www.essexparts.com/ap-racing-by-essex-roa…”
Recalls (0)
No recall campaigns on file for this model year.
Before you hand over money
Check the VIN for open recalls
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
Free NHTSA VIN check ↗Get a pre-purchase inspection
A $150 to $250 independent inspection of this exact 2015 Porsche 911 CARRERA CABRIOLET beats every score on the internet, including ours.
What to ask forNot set on the 2015? See how every 911 Carrera Cabriolet model year scores →
Cross-shopping? Compare the 2015 Porsche 911 Carrera Cabriolet against another car →
What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.